Cisco 3745 Manuale di avvio rapido - Pagina 12

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• For EN/IEC 60950-compliant grounding, use AWG 18 (1 mm

To connect the chassis to a reliable earth ground, perform the following steps:

Strip one end of the ground wire to the length required for the ground lug or terminal.

Step 1

• For the NEBS ground lug—approximately 0.75 in. (20 mm)

• For user-provided ring terminal—as required

Step 2

Crimp the ground wire to the ground lug or ring terminal, using a crimp tool of the appropriate size.

Attach the ground lug or ring terminal to the chassis as shown in Figure 4 or Figure 5. For the ground lug, use the two

Step 3

screws with captive locking washers provided. For a ring terminal, use one of the screws provided. Use a number 2

Phillips screwdriver, and tighten the screws to a torque of 8 to 10 in-lb (0.9 to 1.1 N-m).

Connect the other end of the ground wire to a grounding point at your site.

Step 4

Figure 4

NEBS-Compliant Chassis Ground Connection Using Ground Lug

Ground lug

attachment

Figure 5

Chassis Ground Connection Using Ring Terminal

Ring terminal

attachment

) or larger wire and a user-supplied ring terminal.